Google is quietly killing the Pixel 3a, its $400 Android phone that ended up being one of the best smartphones of last year (GOOG, GOOGL)

· Google is discontinuing the $400 Pixel 3a, the more affordable version of its Pixel 3 phone that it launched last spring.
· The company said it had "completed sales" of the phone in a statement to Android Police. 
· The phone was widely acclaimed by critics for offering some of the Pixel 3's best features, like Night...